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PythonConfig.cpp
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1 #include "PythonConfig.h"
2 
3 // boost includes
4 #include "boost/python.hpp"
5 using namespace boost::python;
6 
7 //-----------------------------------------------------------------------------
9  const std::string& postAction ) {
10  try {
11  // Prepare a Python environment
12  Py_Initialize();
13  object main_module( ( handle<>( borrowed( PyImport_AddModule( "__main__" ) ) ) ) );
14  object main_namespace = main_module.attr( "__dict__" );
15 
16  // make the translator class known to Python
17  main_namespace["PythonAdaptor"] = class_<PythonAdaptor>( "PythonAdaptor", boost::python::init<IJobOptionsSvc*>() )
18  .def( "addPropertyToJobOptions", &PythonAdaptor::addPropertyToJobOptions );
19 
20  // create an instance of it and pass it to Python
21  PythonAdaptor adaptor( m_IJobOptionsSvc );
22  main_namespace["adaptor"] = ptr( &adaptor );
23 
24  // some python helper
25  std::string command( preAction );
26  command += "\nfor name in '";
27  command += filename + "'.split(','): execfile(name)\n";
28  command += "from GaudiKernel.Configurable import expandvars\nfrom GaudiKernel.Proxy.Configurable import "
29  "applyConfigurableUsers\napplyConfigurableUsers()\n";
30  command += postAction;
31  command += "\nfor n, c in Configurable.allConfigurables.items():\n for p, v in c.getValuedProperties().items() "
32  ":\n v = expandvars(v)\n if type(v) == str : v = '\"%s\"' % v # need double quotes\n elif "
33  "type(v) == long: v = '%d' % v # prevent pending 'L'\n adaptor.addPropertyToJobOptions(n,p,str(v))";
34 
35  // Now fire off the translation
36  handle<> ignored( ( PyRun_String( command.c_str(), Py_file_input, main_namespace.ptr(), main_namespace.ptr() ) ) );
37  } catch ( const error_already_set& ) {
38  std::cout << "Error in python script:" << std::endl;
39  PyErr_Print();
40  return StatusCode::FAILURE;
41  }
42 
43  return StatusCode::SUCCESS;
44 }
T endl(T...args)
constexpr static const auto SUCCESS
Definition: StatusCode.h:85
StatusCode evaluateConfig(const std::string &filename, const std::string &preAction, const std::string &postAction)
Definition: PythonConfig.cpp:8
void addPropertyToJobOptions(const std::string &client, const std::string &name, const std::string &value)
Definition: PythonConfig.h:14
STL class.
This class is used for returning status codes from appropriate routines.
Definition: StatusCode.h:50
T c_str(T...args)
constexpr static const auto FAILURE
Definition: StatusCode.h:86